Question

Define blood ? in human beings

Answer 1

blood is a body fluid in hmans it contains RBC, WBC, Platelets. Blood is a fluid connectine tissue. it transports oxygen and nutrients to the cells and carries away CO 2 and other waste products . Blood is present in every human body . normally 7 to 8 % of human weight is blood.

Answer 2

ANSWER...


Blood is a fluid which is made up of Red Blood Cells (RBC), White Blood Cells (WBC), Plasma and Platelets.


Red Blood Cells contain haemoglobin.
White Blood Cells help us to fight with germs and makes our immune system strong.
Plasma contain dissolved substances.
platelets help in clotting of blood.


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